About: http://webisa.webdatacommons.org/374497209

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Examples of filler material useful for the purposes of this invention include such materials as silica, clay, alumina, and the like.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com